CHARACTERISTICS: Faithful, self-confident, intelligent, amenable good watch dog. WEB-FOOTED.
Temperament: Equable, self-confident, neither timid nor aggressive."
While he looks like dog, you listed 3 things that could only be describing a duck, ie. his, general appearance, his characteristics, and his temperament. Logically then, following the rule of thumb about ducks, I conclude that the animal is really a duck.
Unfortunately Wendy the stuff is wearing off. After reading my posts, I've decided to ban computer usage while on these mind altering bends. Although, it is kind of cool to look back and say..."Did I really write that?"